THE 10 BEST AND WORST ENGINES MADE BY MAJOR AUTOMAKERS

When it comes to cars, the engine is pretty much the heart of the whole deal. Everything else—from the brakes to the steering to the transmission—is just along for the ride, literally. Ask any car lover and they’ll tell you: a car's personality starts under the hood.

Over the years, automakers have built some engines that are pure genius… and others that make you wonder what they were thinking. Some engines just keep going, mile after mile, while others turn into money pits way too soon. Let’s take a closer look at the 10 best—and worst—engines ever made by big-name brands.